MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://seumenha.ru/strik?utm_term=interior+design+course+in+usa PDF link annotation
- https://static.s123-cdn-static.com/uploads/4495039/normal_60026d2e8b1ae.pdfIn PDF document text
- https://pupupobinizoto.weebly.com/uploads/1/3/1/3/131384436/xiwesem_topabekag_vilokadafa_rurozivupereni.pdfIn PDF document text
- https://dapalijika.weebly.com/uploads/1/3/0/7/130738969/3558849.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450250/normal_6041b4e25a342.pdfIn PDF document text
- http://vibipigida.22web.org/88947232094.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4497348/normal_5fcd60f144244.pdfIn PDF document text
- https://basedupapopulow.weebly.com/uploads/1/3/4/3/134344364/9288946.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/2e56f567-4fa8-45de-b3fd-7a19945d3cf2/2012_club_car_precedent_repair_manual.pdfIn PDF document text
- https://4454cc88-256b-48ad-9013-c0414c72072d.filesusr.com/ugd/67e251_8a0bff2db60040168457d727346e9e12.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d57c18ea-9af0-49d7-bab3-df5b099696bf/nedefanefetikogazijamok.pdfIn PDF document text
- https://84daacc9-7e90-4c5d-b1ed-526950900c49.filesusr.com/ugd/73f3b0_c444bb4a338b404f94e58e30cce5130f.pdf?index=trueIn PDF document text
- https://203e7bc3-08d7-4ecc-a8df-f797e0d4a079.filesusr.com/ugd/d4579c_a9d79c41fb1d4f529a37f3e44a6213be.pdf?index=trueIn PDF document text
- http://jimomug.rf.gd/greater_noida_master_plan_2020_map.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dec8ece1-a89f-4999-8913-566b06853602/65036968978.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bc39ce08-f995-4287-8520-4f6e9ea24704/lauren_kate_fallen_series_unforgiven.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2e0f6df7-9e36-4cc5-9482-856f8f46293c/80850185900.pdfIn PDF document text
- https://0b902d11-d057-4dfc-bffd-bcb57e9ba729.filesusr.com/ugd/696b8a_845a1316c6f74ba7af622a2b3660d83c.pdf?index=trueIn PDF document text
- http://texovej.epizy.com/matajofojebuzulijilun.pdfIn PDF document text
- https://a2ae8793-a99f-480d-a3bc-849ef63d34f7.filesusr.com/ugd/cc207a_e1eca61f80a242b1ad34cae635e5ad64.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/6a4597bf-d11c-49e5-8a28-e550452d48b1/dirt_devil_power_max_rewind_pet_bagless_upright_vacuum_ud70187_belt.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000101ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101BA | 5012 bytes |
SHA-256: 71c0e25469620be26b58cf77eb3d0c1c469ba2f4a65d4fe845b5cf9e08bd632a |
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font_01_sfnt_off000112d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112D3 | 11372 bytes |
SHA-256: bd58cb3aa1afd0000a793b8b5bd28a347786dc9c442fc780592275b4d5389594 |
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